Dr.
Cantu is Chief of Neurosurgery Service and Director of Sports Medicine
at Emerson Hospital in Concord, Massachusetts, co-director of the
Neurologic Sports Injury Center at Boston's Brigham and Women's
Hospital, and Medical Director of the National Center for Catastrophic
Sports Injury Research in Chapel Hill, North Carolina, an ongoing
registry founded in 1982 to collect and analyze data on spine and head
injuries. He is one of the leading experts on concussions in sports and
the author of the most widely used concussion grading and
return-to-play guidelines.